ref: 7ffe9c7f4214be8ae5e1e0357585b2df0c05cf41 dir: /sys/src/ape/lib/ap/plan9/sigpending.c/
#include <signal.h> /* * BUG: don't keep track of these */ int sigpending(sigset_t *set) { *set = 0; return 0; }